so·phis·ti·cat·ed

sophisticated

having knowledge or experience of the world or of culture, esp. in connection with the manners and ways of adult society; not naive or simple; worldly-wise.

She seemed very sophisticated to me, always knowing what to do and say in every situation.A year abroad and two years at the university had made him much more sophisticated than when I had known him in high school.The sophisticated audience understood the various allusions in the play.